I created a new xorg.conf with Xfix and updated it as mentioned above. System boots in 1024 x 768 @ 75 HZ without a problem.
Thus it was a incompatibility between the old xorg.conf and the current Xorg. ** Attachment added: "Xorg.0.log with new xorg.conf" http://launchpadlibrarian.net/13527153/Xorg.0.log -- Freeze with ati driver during boot on 8.04 https://bugs.launchpad.net/bugs/214105 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs